package com.qk.mapper;

import com.qk.dto.CourseDto;
import com.qk.entity.Course;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface CourseMapper {
    List<Course> selectList(CourseDto courseDto);

    @Delete("delete from course where id = #{id}")
    void deleteById(Integer id);

    @Insert("insert into course(name,subject,price,target,description,create_time,update_time) values(#{name},#{subject},#{price},#{target},#{description},#{createTime},#{updateTime})")
    void insert(Course course);

    @Select("select id, name, subject, price, target, description, create_time, update_time from course where id = #{id}")
    Course selectById(Integer id);

    @Update("update course set name = #{name},subject = #{subject},price = #{price},target = #{target},description = #{description},update_time = #{updateTime} where id = #{id}")
    void update(Course course);

    @Select("select id, name, subject, price, target, description, create_time, update_time from course")
    List<Course> selectListAll();

    @Select("select id, name, subject, price, target, description, create_time, update_time from course where subject = #{subject}")
    List<Course> listBySubject(Integer subject);
}
